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FIGURE 4 in Morphology and histology of acanthodian fin spines from the late Silurian Ramsåsa E locality, Skåne, Sweden
FIGURE 4. High-resolution (voxel size: 0.678 µm) synchrotron data of fin spine morphotype C, including virtual thin sections of (1), slice 1377; (2), slice 992; and (3), slice 12. (4-6) Reconstructions of the scanned fin spine showing the ornamentation. (7), Fin spine vascularization deconstructed into different parts and, (8), show all parts of the vascularization together, (9), in cross-sectional view with all canals from the scan, and (10), in cross-sectional view of isolated number of canals. (7-10) use the same colors. Scale bars equal 300 µm. Abbreviations: bas.c, basal canal; den, denticle; cc, central cavity; med.c, median canal; nod.c, node canals; r, ribbing; rib.c, ribbing canals; s, sulcus; trab.c, trabecular dentine canals.
FIGURE 2 in Morphology and histology of acanthodian fin spines from the late Silurian Ramsåsa E locality, Skåne, Sweden
FIGURE 2. Photographs and illustrations of the seven fin spine morphotypes (A-G) from the Ramsåsa locality in Skåne, southern Sweden. (1), morphotype A (NRM-PZ P. 16173); (2), morphotype B (NRM-PZ P. 16174); (3), morphotype C (NRM-PZ P. 16175); (4), morphotype D (NRM-PZ P. 16176); (5), morphotype E (NRM-PZ P. 16177); (6), morphotype F (NRM-PZ P. 16178); and (7), morphotype G (NRM-PZ P. 16179). Each spine is shown in dorsal (top), ventral (middle), and left-lateral (bottom) views. A dotted line indicates the spine midlines. Abbreviations: ax, apex; b, base; cc, central cavity; den, denticle; i, insertion; k, keel/anterior rib; n, node; r, rib; s, sulcus. Color coding indicates the keel: red; insertion: yellow; posteriorly facing nodes/denticles: green; longitudinal sulcus along the posterior surface: orange; wide posterior surface: blue.
FIGURE 1 in Morphology and histology of acanthodian fin spines from the late Silurian Ramsåsa E locality, Skåne, Sweden
FIGURE 1. Map modified from Mehlqvist et al. (2014) showing the location of the Ramsåsa area (1), and the Ramsåsa localities of Grönwall (1897) with an arrow indicating site E (2) adapted from Vergoossen (2004).
FIGURE 6 in Morphology and histology of acanthodian fin spines from the late Silurian Ramsåsa E locality, Skåne, Sweden
FIGURE 6. Virtual thin sections of (1), morphotype E; (2), morphotype F; and, (3), morphotype G. Scale bars equal 450 µm (1 and 2) and 200 µm (3). Abbreviations: cc, central cavity; k, keel; med.c, median canal; r, ribbing; rib.c, ribbing canals; s, sulcus.
Fig. 4 in Chaetognath grasping spines from the Upper Mississippian of Arkansas (USA)
Fig. 4. Eoserratosagitta serrata gen. et sp. nov., Cove Creek (Arkansas, USA), Middle Chesterian (Namurian A equivalent). A. Three relatively complete paratypes (OUZC 4002/B, C, D from top to bottom, respectively) with nearly identical basic morphology including bands (b) and bulletlike denticles (d), scale bar 1.0 mm. B. Enlargement of the lower right segment of paratype OUZC 4002/B showing the phosphate replaced, fibrous ultrastructure of the spine wall, scale bar 0.1 mm. All SEM micrographs.
Fig. 1 in Chaetognath grasping spines from the Upper Mississippian of Arkansas (USA)
Fig. 1. Eoserratosagitta serrata gen. et sp. nov., Cove Creek (Arkansas, USA), Middle Chesterian (Namurian Aequivalent). A. Aconcretion fragment showing part of the accumulation of spines (s), scale bar 0.1 mm. B. A fragment of the middle part of a spine showing the concretion filled central cavity (cc), a row of bullet−like, hollow (now concretion−filled) denticles (d) on the concave side (to the left), and five longitudinal bands (b) separated by fine ribs (r) on the outer surface of the spine wall, scale bar 0.1 mm. C. Close−up of B showing fiber (f) impressions, scale bar 0.01 mm. All SEM micrographs.
FIGURE 27. Rhadinacanthus longispinus dorsal spine histology. 1, 2 in The diplacanthid fishes (Acanthodii, Diplacanthiformes, Diplacanthidae) from the Middle Devonian of Scotland
FIGURE 27. Rhadinacanthus longispinus dorsal spine histology. 1, 2, transverse section of anterior dorsal fin spine NMS G.2015.11.1 from Broad Taing, Orkney: 1, whole section indicated by white line; 2, magnified area; 3–5, transverse sections of posterior dorsal fin spine NMS G.2014.4.33 from the slates west of East Murkle Bay, Caithness (Mey subgroup): 3, section through insertion area; 4, 5, section through exserted part of spine; 6, transverse section of posterior dorsal spine NMS G.2014.33.2 from North Ronaldsay (Rousay Beds). Scale bars equal 1 mm in 1, 3, 4, 6; 0.1 mm in 2, 5.
FIGURE 26. Rhadinacanthus longispinus spine morphologies. 1, 2 in The diplacanthid fishes (Acanthodii, Diplacanthiformes, Diplacanthidae) from the Middle Devonian of Scotland
FIGURE 26. Rhadinacanthus longispinus spine morphologies. 1, 2, isolated anterior dorsal fin spine of NMS G.2014.33.4 from Marwick, Orkney: 1, whole spine; 2, long insertion zone showing fine parallel ribs; 3, posterior dorsal fin spine of NMS G.2014.33.7 from Marwick, Orkney; 4, anal fin spine of NMS G.1859.33.703 from Thurso, Caithness; 5, pectoral fin spine of NMS G.1968.5.2 from Taldale Quarry, Caithness; 6, denticulated posterior of pectoral fin spine on specimen NMS G.1870.14.143 from Gamrie, Banffshire. Scale bars equal 1 cm. Abbreviations: p.fs=pectoral fin spine; scap=scapula.
FIGURE 30. Rhadinacanthus longispinus median fin spines from mature fish, transverse section drawings. 1, 2, posterior dorsal spine NMS G.2014.4.33 in The diplacanthid fishes (Acanthodii, Diplacanthiformes, Diplacanthidae) from the Middle Devonian of Scotland
FIGURE 30. Rhadinacanthus longispinus median fin spines from mature fish, transverse section drawings. 1, 2, posterior dorsal spine NMS G.2014.4.33 from the slates west of East Murkle Bay, Caithness: 1, spine showing position of sections; 2, sections 1–8. 3, section of posterior dorsal spine NMS G.2014.33.2 from North Ronaldsay. 4, section of anterior dorsal spine NMS G.2014.11.1 from Broad Taing, Orkney. Scale bars equal 1 cm in 1; 5 mm in 2; 1 mm in 3, 4.
FIGURE 16. Diplacanthus tenuistriatus fin spine histology. 1–4, pectoral spine NMS G.2014.7.36 in The diplacanthid fishes (Acanthodii, Diplacanthiformes, Diplacanthidae) from the Middle Devonian of Scotland
FIGURE 16. Diplacanthus tenuistriatus fin spine histology. 1–4, pectoral spine NMS G.2014.7.36 from Marwick, Orkney; 1–4, transverse section through the pectoral spine and the posterior end of the pinnal plate; 5, 6, anterior dorsal spine NMS G.2014.7.35 from Marwick Orkney: midspine transverse section. 7, NMS G.2014.33.1, midspine transverse section of anterior dorsal spine from North Ronaldsay, Orkney. Scale bars equal 1 mm in 1, 2, 5, 7; 0.1 mm in 3, 4, 6.
FIGURE 28. Rhadinacanthus longispinus paired and anal spines histology. 1–5 in The diplacanthid fishes (Acanthodii, Diplacanthiformes, Diplacanthidae) from the Middle Devonian of Scotland
FIGURE 28. Rhadinacanthus longispinus paired and anal spines histology. 1–5, sections of spines on articulated fish NMS G.2014.4.32 from Achanarras; 1, transverse section of pectoral fin spine just distal to insertion area; 2, more distal transverse section of pectoral fin spine; 3, 4, longitudinal section of proximal half of anal fin spine; 5, longitudinal section of distal half of pelvic fin spine; 6, 7, NMS G.2014.44.1 from Cromarty, Ross and Cromarty, section through partial articulated specimen; 6, transverse section of pelvic fin spine; 7, transverse section of prepelvic spine. Scale bars equal 1 cm in 3; 0.5 mm in 1–2, 5–7; 0.1 mm in 4.
FIGURE 14. Diplacanthus tenuistriatus pectoral fin spines. 1–4 in The diplacanthid fishes (Acanthodii, Diplacanthiformes, Diplacanthidae) from the Middle Devonian of Scotland
FIGURE 14. Diplacanthus tenuistriatus pectoral fin spines. 1–4, spine QM F58024 from Marwick, Orkney: 1, complete spine, dorsal surface; 2, ventral surface of spine; 3, recurved denticles on posterior edges of spine; 4, transverse natural fracture surface of distal part of spine, at point arrowed in (2); 5, NMS G.1901.153.1 from Appat Hill, Caithness; 6, NMS G.1898.163.2 from Birsay, Orkney; 7, NMS G.2014.4.18, from Marwick, Orkney, spine attached to pinnal plate. Scale bars equal 1 cm for 1, 2, 5–7; 1 mm for 3, 4.
CT Scans of Spine with Metastases (Lytic, Sclerotic)
<p>This dataset comprises 38 CT scans of the spine with identified and segmented metastatic lesions, focusing on two types of metastases: lytic and sclerotic. The dataset was used in the research article, "Artificial Intelligence Assisted Detection and Localization of Spinal Metastases." Each CT scan includes detailed metadata, such as:</p> <ul> <li><strong>Type of Metastasis</strong>: Classified as either lytic or sclerotic.</li> <li><strong>Primary Site of Metastasis</strong>: The original location of the cancer that metastasized to the spine, including sites such as melanoma, lungs, ovary, breast, prostate, kidney, blader, large intestine, multiple myeloma, stomach.</li> <li><strong>Sex</strong>: Patient gender (male or female).</li> </ul> <p>This dataset was collected for research purposes and can serve as a valuable resource for further studies in oncology, radiology, and artificial intelligence-assisted diagnostics. The dataset is anonymized to ensure patient confidentiality.</p> <p>Edelmers, E.; Ņikuļins, A.; Sprūdža, K.L.; Stapulone, P.; Pūce, N.S.; Skrebele, E.; Siņicina, E.E.; Cīrule, V.; Kazuša, A.; Boločko, K. AI-Assisted Detection and Localization of Spinal Metastatic Lesions. <em>Diagnostics</em> <strong>2024</strong>, <em>14</em>, 2458. https://doi.org/10.3390/diagnostics14212458</p>
Linked collectors and determiners for: New taxa and notes on spine-headed katydids (Orthoptera: Conocephalinae: Agraeciini) from the Philippines.
Natural history specimen data linked to collectors and determiners held within, "New taxa and notes on spine-headed katydids (Orthoptera: Conocephalinae: Agraeciini) from the Philippines". Claims or attributions were made on Bionomia by volunteer Scribes, <a href="https://bionomia.net/dataset/754180b8-51a4-4acf-b9f2-4d5abf418945">https://bionomia.net/dataset/754180b8-51a4-4acf-b9f2-4d5abf418945</a> using specimen data from the dataset aggregated by the Global Biodiversity Information Facility, <a href="https://gbif.org/dataset/754180b8-51a4-4acf-b9f2-4d5abf418945">https://gbif.org/dataset/754180b8-51a4-4acf-b9f2-4d5abf418945</a>. Formatted as a Frictionless Data package.
PLATE IB. Natula Gorochov, 1987. (A–K), Natula matsuurai (Sugimoto, 2001): A, Head; B, Maxillary palpi; C, Second tarsal segment; D, Tympanum on fore tibia; E, Forewing lateral view showing longitudinal veins; F, Hind femur without stripe; G, Male Forewing mirror longer than wide; H, Female sub-genital plate triangular; I, Male sub-genital plate longer than wide, hind margin with a small projected median lobe; J, Hind tibial spines (3 pairs) on both sides; K, Ovipositor upcurved with a dorsal groove in JHABAR MAL, RAJENDRA NAGAR & R. SWAMINATHAN (2014) Record of Natula matsuurai Sugimoto (Orthoptera: Gryllidae: Trigonidiinae) and other sword-tailed crickets from India. Zootaxa, 3760(3): 458-462.
PLATE IB. Natula Gorochov, 1987. (A–K), Natula matsuurai (Sugimoto, 2001): A, Head; B, Maxillary palpi; C, Second tarsal segment; D, Tympanum on fore tibia; E, Forewing lateral view showing longitudinal veins; F, Hind femur without stripe; G, Male Forewing mirror longer than wide; H, Female sub-genital plate triangular; I, Male sub-genital plate longer than wide, hind margin with a small projected median lobe; J, Hind tibial spines (3 pairs) on both sides; K, Ovipositor upcurved with a dorsal groove
PLATE IA. Natula Gorochov, 1987. (A–L), Natula matsuurai (Sugimoto, 2001): A, Male; B, Female; C, Face with a transverse dark strip near epistomal suture; D, Fifth joint of maxillary palpi hatchet shaped; E, Lateral field of tegmina deeper than lateral lobe of pronotum; F, Hind tibia with 3 pairs of dorsal spines on both sides but largest inner apical spurs as long as or half of basitarsus; G, Fore tibia with oval shaped outer and inner tympanum; H, Harp vein only one, Mirror area occupying half dorsal surface, not divided with a small concentric inner veinlet; I, Pronotum with roundly convex anterior margin; J, Female ovipositor strongly upcurved, half as long as hind femur, three fifth area from base widened and bumpy, with a dorsal groove, cerci as long as ovipositor; K, Male sub-genital plate longer than wide, hind margin narrowly truncated with a small projected median lobe, two styli present; L, Female sub-genital plate roundly triangular. in JHABAR MAL, RAJENDRA NAGAR & R. SWAMINATHAN (2014) Record of Natula matsuurai Sugimoto (Orthoptera: Gryllidae: Trigonidiinae) and other sword-tailed crickets from India. Zootaxa, 3760(3): 458-462.
PLATE IA. Natula Gorochov, 1987. (A–L), Natula matsuurai (Sugimoto, 2001): A, Male; B, Female; C, Face with a transverse dark strip near epistomal suture; D, Fifth joint of maxillary palpi hatchet shaped; E, Lateral field of tegmina deeper than lateral lobe of pronotum; F, Hind tibia with 3 pairs of dorsal spines on both sides but largest inner apical spurs as long as or half of basitarsus; G, Fore tibia with oval shaped outer and inner tympanum; H, Harp vein only one, Mirror area occupying half dorsal surface, not divided with a small concentric inner veinlet; I, Pronotum with roundly convex anterior margin; J, Female ovipositor strongly upcurved, half as long as hind femur, three fifth area from base widened and bumpy, with a dorsal groove, cerci as long as ovipositor; K, Male sub-genital plate longer than wide, hind margin narrowly truncated with a small projected median lobe, two styli present; L, Female sub-genital plate roundly triangular.
FIGu~ 20.-Cicadulina imifornus: a, lateral view of male genitalia; b, ventral view of male genitalia; c, ventral view of female genitalia; d, spine of pygofer. in Homoptera, Fulgoroidea and Jassoidea of Guam
FIGu~ 20.-Cicadulina imifornus: a, lateral view of male genitalia; b, ventral view of male genitalia; c, ventral view of female genitalia; d, spine of pygofer.
Figure 3 in Systematics, variation, and developmental instability: analysis of spine patterns in ancestrulae of a common bryozoan
Figure 3. Seasonal trends in frequencies of 3:3:1 (black) and variant (grey) spine patterns for the first-generation ancestrulae over the course of the 7-week sampling period from 14 July to 25 August. The ratio of variants to 3:3:1 and % variants are included.
Figure 1 in Systematics, variation, and developmental instability: analysis of spine patterns in ancestrulae of a common bryozoan
Figure 1. (A) SEM of an ancestrula of Bugula stolonifera: this ancestrula has a spine pattern of 4:3:1 (see Figure 2); (B) diagram of the position of left and right distal margins and position of the proximal spine.
Figure 2 in Systematics, variation, and developmental instability: analysis of spine patterns in ancestrulae of a common bryozoan
Figure 2. Some common spine pattern formulae and views of the frontal membrane of ancestralae of Bugula stolonifera. All spine patterns are recorded from the viewpoint of the ancestrula right:left:proximal. (A) Diagram of an ancestrula with the typical 3:3:1 spine pattern cited in the text; (B) 3:3:0 variant spine pattern resulting from a loss of the proximal spine: this spine pattern was the most abundant variant spine pattern accounting for 54% of the variant spine patterns; (C) 3:2:1 variant spine pattern resulting from a loss on the left distal margin; (D) 4:3:1 variant spine pattern resulting from a spine gain on the right distal margin.
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Allen Brain Atlas
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Annotated Behaviour and Observability Dataset (ABODe)
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